Color

#2d7dd2

#2d7dd2
hex#2d7dd2
rgbrgb(45, 125, 210)
hslhsl(211, 65%, 50%)
oklchoklch(0.585 0.151 253.1)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1988

Colors that go with #2d7dd2

Charcoal, Crimson and Copper lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#d2822d

#2dd0d2 · #2f2dd2

#d22d7d · #7dd22d

Split-complementary

Open in tool →

#d22f2d · #d0d22d

#d22dd0 · #d2822d · #2dd22f

Contrast

#2d7dd2 as textRatioAAAA largeAAAFix
Aaon white
4.22:1failpassfail
  • AA: use #2b78ca as the text (4.52:1)
  • AAA: use #205a97 as the text (7.07:1)
  • AA: or shift the background to #0f0f0f (4.54:1)
Aaon black
4.98:1passpassfail
  • AAA: use #5b99dc as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d7dd2 as the background.

Brands using this color

Fonts for this mood

#2d7dd2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d7dd2
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2d7dd2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d7dd2-9cabc4-df534e-1f202d-e9f1f1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md